再次欢迎Draconius、瓦西里岛等高手指正,急
屋面耐力板采光顶的施工方法摘要:本文讲述耐力板采光顶的施工方法,以提高采光顶工程的永久性、安全性及水密性。关键词:耐力板、水密性、膨胀系数。Constructionmethodsofskylightceilingwithhigh-resistanceroofpanel ,securityandwatertightnessofprojectswithskylightceilings. ,watertightness,coefficientofexpansion.
耐力板是否就叫PC sheet/panel? permanency应为permanence or durability
答:布雷西的1补的很好!!!详情>>
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问:working hard vs. hard working
答:there are no defferent.详情>>